CZ284167B6 - Slinutý permanentní magnet nebo magnetický materiál na bázi zemin, železa a boru a způsob jeho výroby - Google Patents

Slinutý permanentní magnet nebo magnetický materiál na bázi zemin, železa a boru a způsob jeho výroby Download PDF

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Publication number
CZ284167B6
CZ284167B6 CS905141A CS514190A CZ284167B6 CZ 284167 B6 CZ284167 B6 CZ 284167B6 CS 905141 A CS905141 A CS 905141A CS 514190 A CS514190 A CS 514190A CZ 284167 B6 CZ284167 B6 CZ 284167B6
Authority
CZ
Czechia
Prior art keywords
alloying
rare earth
magnetic phase
sintered
permanent magnet
Prior art date
Application number
CS905141A
Other languages
Czech (cs)
English (en)
Inventor
Odkar Dr. Pacher
Siegfried Dr. Heis
Original Assignee
Vacuumschmelze Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vacuumschmelze Gmbh filed Critical Vacuumschmelze Gmbh
Publication of CS514190A3 publication Critical patent/CS514190A3/cs
Publication of CZ284167B6 publication Critical patent/CZ284167B6/cs

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
CS905141A 1989-10-25 1990-10-22 Slinutý permanentní magnet nebo magnetický materiál na bázi zemin, železa a boru a způsob jeho výroby CZ284167B6 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT245489A AT393178B (de) 1989-10-25 1989-10-25 Permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben

Publications (2)

Publication Number Publication Date
CS514190A3 CS514190A3 (en) 1992-05-13
CZ284167B6 true CZ284167B6 (cs) 1998-09-16

Family

ID=3534648

Family Applications (1)

Application Number Title Priority Date Filing Date
CS905141A CZ284167B6 (cs) 1989-10-25 1990-10-22 Slinutý permanentní magnet nebo magnetický materiál na bázi zemin, železa a boru a způsob jeho výroby

Country Status (6)

Country Link
EP (1) EP0425469B1 (de)
AT (1) AT393178B (de)
CZ (1) CZ284167B6 (de)
DD (1) DD298177A5 (de)
DE (1) DE59010911D1 (de)
HU (1) HU215659B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT399415B (de) * 1991-03-18 1995-05-26 Boehler Ybbstalwerke Verfahren zur herstellung von seltene erden enthaltendem(n) permanentmagnet(-en) (-werkstoffen)
AU2001275775A1 (en) * 2000-08-03 2002-02-18 Sanei Kasei Co., Limited Nanocomposite permanent magnet
JP5057111B2 (ja) 2009-07-01 2012-10-24 信越化学工業株式会社 希土類磁石の製造方法
MY165562A (en) * 2011-05-02 2018-04-05 Shinetsu Chemical Co Rare earth permanent magnets and their preparation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6187825A (ja) * 1984-10-05 1986-05-06 Hitachi Metals Ltd 永久磁石材料の製造方法
US4762574A (en) * 1985-06-14 1988-08-09 Union Oil Company Of California Rare earth-iron-boron premanent magnets
JPS6227548A (ja) * 1985-07-27 1987-02-05 Sumitomo Special Metals Co Ltd 永久磁石合金
JPS62171102A (ja) * 1986-01-23 1987-07-28 Shin Etsu Chem Co Ltd 希土類永久磁石とその製造方法
AU609669B2 (en) * 1986-10-13 1991-05-02 N.V. Philips Gloeilampenfabrieken Method of manufacturing a permanent magnet
EP0284033B1 (de) * 1987-03-23 1993-08-11 Tokin Corporation Verfahren zur Herstellung eines anisotropen seltene Erden-Eisen-Bor-Verbundmagneten mit Hilfe von bandähnlichen Spänen aus einer seltene Erden-Eisen-Bor-Legierung
JPH01238001A (ja) * 1988-03-18 1989-09-22 Kawasaki Steel Corp 希土類永久磁石の製造方法
DE68927460T2 (de) * 1988-06-03 1997-04-10 Mitsubishi Materials Corp Gesinterter seltenerdelement-b-fe-magnet und verfahren zur herstellung
AT393177B (de) * 1989-04-28 1991-08-26 Boehler Gmbh Permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben

Also Published As

Publication number Publication date
EP0425469A3 (en) 1991-11-06
HU906544D0 (en) 1991-04-29
CS514190A3 (en) 1992-05-13
EP0425469B1 (de) 2000-04-05
DD298177A5 (de) 1992-02-06
EP0425469A2 (de) 1991-05-02
ATA245489A (de) 1991-01-15
HU215659B (hu) 1999-02-01
DE59010911D1 (de) 2000-09-21
AT393178B (de) 1991-08-26
HUT58948A (en) 1992-03-30

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Legal Events

Date Code Title Description
MM4A Patent lapsed due to non-payment of fee

Effective date: 19991022